From: Guo Ren <ren_guo@c-sky.com>
To: tglx@linutronix.de, jason@lakedaemon.net, marc.zyngier@arm.com,
robh+dt@kernel.org, mark.rutland@arm.com,
daniel.lezcano@linaro.org, will.deacon@arm.com,
jhogan@kernel.org, paul.burton@mips.com, peterz@infradead.org,
arnd@arndb.de
Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
Guo Ren <ren_guo@c-sky.com>
Subject: [PATCH V13 2/4] dt-bindings: timer: C-SKY Multi-processor timer
Date: Mon, 15 Oct 2018 13:07:42 +0800 [thread overview]
Message-ID: <0f7cbde6462150c6ddb058d89d59ce35c3d6da9f.1539579760.git.ren_guo@c-sky.com> (raw)
In-Reply-To: <7becd836e1477d7ac2d3f8538a6d7f5b9651c389.1539579760.git.ren_guo@c-sky.com>
In-Reply-To: <7becd836e1477d7ac2d3f8538a6d7f5b9651c389.1539579760.git.ren_guo@c-sky.com>
Dt-bingdings doc for C-SKY SMP system setting.
Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
Changelog:
- Drop the interrupt-parent.
---
---
.../devicetree/bindings/timer/csky,mptimer.txt | 42 ++++++++++++++++++++++
1 file changed, 42 insertions(+)
create mode 100644 Documentation/devicetree/bindings/timer/csky,mptimer.txt
diff --git a/Documentation/devicetree/bindings/timer/csky,mptimer.txt b/Documentation/devicetree/bindings/timer/csky,mptimer.txt
new file mode 100644
index 0000000..15cfec0
--- /dev/null
+++ b/Documentation/devicetree/bindings/timer/csky,mptimer.txt
@@ -0,0 +1,42 @@
+============================
+C-SKY Multi-processors Timer
+============================
+
+C-SKY multi-processors timer is designed for C-SKY SMP system and the
+regs is accessed by cpu co-processor 4 registers with mtcr/mfcr.
+
+ - PTIM_CTLR "cr<0, 14>" Control reg to start reset timer.
+ - PTIM_TSR "cr<1, 14>" Interrupt cleanup status reg.
+ - PTIM_CCVR "cr<3, 14>" Current counter value reg.
+ - PTIM_LVR "cr<6, 14>" Window value reg to triger next event.
+
+==============================
+timer node bindings definition
+==============================
+
+ Description: Describes SMP timer
+
+ PROPERTIES
+
+ - compatible
+ Usage: required
+ Value type: <string>
+ Definition: must be "csky,mptimer"
+ - clocks
+ Usage: required
+ Value type: <node>
+ Definition: must be input clk node
+ - interrupts
+ Usage: required
+ Value type: <u32>
+ Definition: must be timer irq num defined by soc
+
+Examples:
+---------
+
+ timer: timer {
+ compatible = "csky,mptimer";
+ clocks = <&dummy_apb_clk>;
+ interrupts = <16>;
+ interrupt-parent = <&intc>;
+ };
--
2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Guo Ren <ren_guo@c-sky.com>
To: daniel.lezcano@linaro.org, tglx@linutronix.de
Cc: arnd@arndb.de, linux-arch@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
Guo Ren <ren_guo@c-sky.com>
Subject: [PATCH V13 resend 2/4] dt-bindings: timer: C-SKY Multi-processor timer
Date: Sat, 3 Nov 2018 00:51:29 +0800 [thread overview]
Message-ID: <0f7cbde6462150c6ddb058d89d59ce35c3d6da9f.1539579760.git.ren_guo@c-sky.com> (raw)
Message-ID: <20181102165129.azRsacV-ncL-tZtejHbbM5q1pdlSvzRgagTEFt3Yv1s@z> (raw)
In-Reply-To: <7becd836e1477d7ac2d3f8538a6d7f5b9651c389.1539579760.git.ren_guo@c-sky.com>
In-Reply-To: <7becd836e1477d7ac2d3f8538a6d7f5b9651c389.1539579760.git.ren_guo@c-sky.com>
Dt-bingdings doc for C-SKY SMP system setting.
Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
Changelog:
- Drop the interrupt-parent.
---
---
.../devicetree/bindings/timer/csky,mptimer.txt | 42 ++++++++++++++++++++++
1 file changed, 42 insertions(+)
create mode 100644 Documentation/devicetree/bindings/timer/csky,mptimer.txt
diff --git a/Documentation/devicetree/bindings/timer/csky,mptimer.txt b/Documentation/devicetree/bindings/timer/csky,mptimer.txt
new file mode 100644
index 0000000..15cfec0
--- /dev/null
+++ b/Documentation/devicetree/bindings/timer/csky,mptimer.txt
@@ -0,0 +1,42 @@
+============================
+C-SKY Multi-processors Timer
+============================
+
+C-SKY multi-processors timer is designed for C-SKY SMP system and the
+regs is accessed by cpu co-processor 4 registers with mtcr/mfcr.
+
+ - PTIM_CTLR "cr<0, 14>" Control reg to start reset timer.
+ - PTIM_TSR "cr<1, 14>" Interrupt cleanup status reg.
+ - PTIM_CCVR "cr<3, 14>" Current counter value reg.
+ - PTIM_LVR "cr<6, 14>" Window value reg to triger next event.
+
+==============================
+timer node bindings definition
+==============================
+
+ Description: Describes SMP timer
+
+ PROPERTIES
+
+ - compatible
+ Usage: required
+ Value type: <string>
+ Definition: must be "csky,mptimer"
+ - clocks
+ Usage: required
+ Value type: <node>
+ Definition: must be input clk node
+ - interrupts
+ Usage: required
+ Value type: <u32>
+ Definition: must be timer irq num defined by soc
+
+Examples:
+---------
+
+ timer: timer {
+ compatible = "csky,mptimer";
+ clocks = <&dummy_apb_clk>;
+ interrupts = <16>;
+ interrupt-parent = <&intc>;
+ };
--
2.7.4
next prev parent reply other threads:[~2018-10-15 5:08 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-15 5:07 [PATCH V13 1/4] clocksource: add C-SKY SMP timer Guo Ren
2018-10-15 5:07 ` Guo Ren [this message]
2018-11-02 16:51 ` [PATCH V13 resend 2/4] dt-bindings: timer: C-SKY Multi-processor timer Guo Ren
2018-10-15 5:07 ` [PATCH V13 3/4] clocksource: add gx6605s SOC system timer Guo Ren
2018-11-02 16:51 ` [PATCH V13 resend " Guo Ren
2018-10-15 5:07 ` [PATCH V13 4/4] dt-bindings: timer: gx6605s SOC timer Guo Ren
2018-11-02 16:51 ` [PATCH V13 resend " Guo Ren
2018-10-29 17:27 ` [PATCH V13 1/4] clocksource: add C-SKY SMP timer Guo Ren
2018-11-02 16:51 ` [PATCH V13 resend " Guo Ren
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=0f7cbde6462150c6ddb058d89d59ce35c3d6da9f.1539579760.git.ren_guo@c-sky.com \
--to=ren_guo@c-sky.com \
--cc=arnd@arndb.de \
--cc=daniel.lezcano@linaro.org \
--cc=devicetree@vger.kernel.org \
--cc=jason@lakedaemon.net \
--cc=jhogan@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=marc.zyngier@arm.com \
--cc=mark.rutland@arm.com \
--cc=paul.burton@mips.com \
--cc=peterz@infradead.org \
--cc=robh+dt@kernel.org \
--cc=tglx@linutronix.de \
--cc=will.deacon@arm.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).